AutoMapper.TypeMap.GetDerivedTypeFor C# (CSharp) Метод

        public Type GetDerivedTypeFor(Type derivedSourceType)
        {
            if (DestinationTypeOverride != null)
            {
                return DestinationTypeOverride;
            }
            // This might need to be fixed for multiple derived source types to different dest types
            var match = _includedDerivedTypes.FirstOrDefault(tp => tp.SourceType == derivedSourceType);

            return match.DestinationType ?? DestinationType;
        }

        private TypeMap FindTypeMap(object source, object destination, Type sourceType, Type destinationType, string profileName)
        {
            TypeMap typeMap = FindExplicitlyDefinedTypeMap(sourceType, destinationType);

            if (typeMap == null && destinationType.IsNullableType())
            {
                typeMap = FindExplicitlyDefinedTypeMap(sourceType, destinationType.GetTypeOfNullable());
            }

            if (typeMap == null)
            {
                typeMap = _typeMaps.FirstOrDefault(x => x.SourceType == sourceType && x.GetDerivedTypeFor(sourceType) == destinationType);

                if (typeMap == null)
                {
                    foreach (var sourceInterface in sourceType.GetInterfaces())
                    {
                        typeMap = ((IConfigurationProvider)this).FindTypeMapFor(source, destination, sourceInterface, destinationType);

                        if (typeMap == null)
                        {
                            continue;
                        }

                        var derivedTypeFor = typeMap.GetDerivedTypeFor(sourceType);
                        if (derivedTypeFor != destinationType)
                        {
                            typeMap = CreateTypeMap(sourceType, derivedTypeFor, profileName, typeMap.ConfiguredMemberList);
                        }

                        break;
                    }

                    if ((sourceType.BaseType != null) && (typeMap == null))
                    {
                        typeMap = ((IConfigurationProvider)this).FindTypeMapFor(source, destination, sourceType.BaseType, destinationType);
                    }
                }
            }
            return(typeMap);
        }